fix(mock-doc): v5 various mock-doc and newSpecPage fixes

[johnjenkins]

What is the current behavior?

GitHub Issue Number: N/A

What is the new behavior?

Documentation

Does this introduce a breaking change?

• Yes
• No

Testing

Other information

[codspeed-hq]

Merging this PR will not alter performance

✅ 2 untouched benchmarks

---

_{Comparing v5-mock-doc-testing-fixes (3eae16a) with v5 (b27b1eb)¹}

Footnotes

1. No successful run was found on v5 (0bc8ee7) during the generation of this report, so b27b1eb was used instead as the comparison base. There might be some changes unrelated to this pull request in this report. ↩

[github-actions]

Runtime Benchmark

• 9 untouched benchmarks
• 0 improved benchmarks
• 0 regressed benchmarks